Base | Representation |
---|---|
bin | 10100000001111001110… |
… | …11000001101110011011 |
3 | 2102210102000110120102112 |
4 | 22000330323001232123 |
5 | 42233432004431013 |
6 | 1244055032022535 |
7 | 100502440623110 |
oct | 12007473015633 |
9 | 2383360416375 |
10 | 688216873883 |
11 | 245964535640 |
12 | b146a531a4b |
13 | 4cb8b219c76 |
14 | 2544a41c907 |
15 | 12d7e8c5ba8 |
hex | a03cec1b9b |
688216873883 has 16 divisors (see below), whose sum is σ = 859015083264. Its totient is φ = 535661350560.
The previous prime is 688216873859. The next prime is 688216873909. The reversal of 688216873883 is 388378612886.
It is a happy number.
688216873883 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 688216873883 - 218 = 688216611739 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (688246873883) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5028185 + ... + 5163242.
It is an arithmetic number, because the mean of its divisors is an integer number (53688442704).
Almost surely, 2688216873883 is an apocalyptic number.
688216873883 is a deficient number, since it is larger than the sum of its proper divisors (170798209381).
688216873883 is a wasteful number, since it uses less digits than its factorization.
688216873883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10192322.
The product of its digits is 148635648, while the sum is 68.
The spelling of 688216873883 in words is "six hundred eighty-eight billion, two hundred sixteen million, eight hundred seventy-three thousand, eight hundred eighty-three".
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